JP4664351B2 - 中心軸位置が合わされた棒を有する柄接合用ねじ組立体 - Google Patents
中心軸位置が合わされた棒を有する柄接合用ねじ組立体 Download PDFInfo
- Publication number
- JP4664351B2 JP4664351B2 JP2007500935A JP2007500935A JP4664351B2 JP 4664351 B2 JP4664351 B2 JP 4664351B2 JP 2007500935 A JP2007500935 A JP 2007500935A JP 2007500935 A JP2007500935 A JP 2007500935A JP 4664351 B2 JP4664351 B2 JP 4664351B2
- Authority
- JP
- Japan
- Prior art keywords
- stem
- assembly
- opening
- receive
- connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7041—Screws or hooks combined with longitudinal elements which do not contact vertebrae with single longitudinal rod offset laterally from single row of screws or hooks
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7035—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other
- A61B17/7037—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other wherein pivoting is blocked when the rod is clamped
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7035—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other
- A61B17/704—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other the longitudinal element passing through a ball-joint in the screw head
Description
Claims (16)
- 可撓性を有するボール・リングと、
溝付きで雄の球形端部を有するステム部品と、
雌のソケットを有するポケット付き端部を備え、前記ステム部品の前記球形端部を受承するようにされた骨固定用部品と、
前記可撓性を有するボール・リングおよび前記ステム部品を受承するコネクタと、
前記ステム部品の前記溝付きで雄の球形端部を前記雌のソケットの中へと拡大させ、打ち込ませる、下端に向かうテーパ部を備えたブロッカー・ピンと
を具備し、
前記コネクタが前記ステム部品を受承する第一の開口と、
前記可撓性を有するボール・リングを受承する第二の開口と
を備え、
前記第二の開口は前記第一の開口に対して横向きに位置している組立体。 - 前記骨固定用部品が、
ねじが切られた端部と、
前記ねじが切られた端部とは反対側のポケット付き端部と
を有する請求項1記載の組立体。 - 前記ポケット付き端部が、
凹面形の内側部分と、
凹みが設けられた外側部分と
を有する請求項2記載の組立体。 - 前記ステム部品が、
複数の溝を有する前記球形端部とは反対側のねじ付き開放端部と、
前記複数の溝に終端をなすように配置され、かつ、前記ブロッカー・ピンを受承するようにされた孔と
をさらに有する請求項1記載の組立体。 - 前記ボール・リングが、
半径方向に直交した複数の切欠きを有する曲線形の本体と、
前記曲線形の本体に形成され、かつ、縦部材を受承するようにされている孔と
を有する請求項1記載の組立体。 - 前記第一の開口が、前記ステム部品を受承するようにされている請求項1記載の組立体。
- 前記第二の開口が、前記ボール・リングを収容し、かつ、縦部材を受承するようにされている請求項5記載の組立体。
- 前記コネクタが、
前記第二の開口を有する中心軸合せ部と、
前記中心軸合せ部によって連結されるとともに、前記第一の開口を有する一対の突出部と
を具備する請求項4記載の組立体。 - 前記一対の突出部を分離する隙間をさらに有する請求項8記載の組立体。
- 前記ブロッカー・ピンが、
前記ステム部品の前記球形端部の前記孔に嵌入するようにされた下部と、
前記下部に隣接し、そして、前記ステム部品の前記ねじ付き開放端部に嵌まり合うようにされたねじ山部と、
前記ねじ山部に隣接した上部と
を有する請求項8記載の組立体。 - 前記上部が、前記ステム部品の前記一対の突出部の一つに係合するようにされている請求項10記載の組立体。
- 前記球形端部と前記ボール・リングとが、各々可撓性を有する請求項1記載の組立体。
- 縦部材と、
前記縦部材を受承するようにされた可撓性を有するボール・リングと、
可撓性を有し、溝付きで雄の球形端部を有する多軸ステムと、
前記可撓性を有するボール・リングおよび前記多軸ステムを受承するコネクタと、
前記多軸ステムの前記球形端部を受承するようにされた雌のソケットを有するポケット付き端部を備えた骨固定用部品と、
前記縦部材を固定するために、前記コネクタ上へ押し込まれるブロッカー・ピンと
を具備し、
前記コネクタが、
前記多軸ステムを受承するようにされた一対の第一の開口と、
前記ボール・リングおよび前記縦部材を受承するようにされた第二の開口と、
を備え、
前記一対の第一の開口は、前記多軸ステムを受承するために一つの孔を構成し、前記第二の開口は前記第一の開口に対して横向きに位置し、
テーパ付き端部を備える前記ブロッカー・ピンが前記一対の第一の開口の孔へと挿入され、前記多軸ステムの前記溝付きで雄の球形端部を前記雌のソケットの中へと拡大させ、打ち込ませる、柄接合用ねじ組立体。 - 前記多軸ステムが、
複数の溝を有する前記球形端部とは反対側のねじ付き開放端部と、
前記球形端部に配置されて前記複数の溝に終端をなすように配置され、かつ、前記ブロッカー・ピンを受承するようにされた孔と
をさらに有する請求項13記載の組立体。 - 前記コネクタが、
前記第二の開口を有する中心軸合せ部と、
前記中心軸合せ部によって連結されるとともに、前記一対の第一の開口を有する一対の突出部と
を具備する請求項13記載の組立体。 - 前記ブロッカー・ピンが、
前記多軸ステムの前記球形端部の孔に嵌入するようにされた下部と、
前記下部に隣接し、そして、前記多軸ステムの前記ねじ付き開放端部に嵌まり合うようにされたねじ山部と、
前記ねじ山部に隣接し、そして、前記多軸ステムの前記一対の突出部の一つに係合するようにされた上部と
を有する請求項14記載の組立体。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US54854304P | 2004-02-27 | 2004-02-27 | |
US62264604P | 2004-10-27 | 2004-10-27 | |
US11/048,189 US7819902B2 (en) | 2004-02-27 | 2005-02-01 | Medialised rod pedicle screw assembly |
PCT/US2005/005680 WO2005086650A2 (en) | 2004-02-27 | 2005-02-23 | Medialised rod pedicle screw assembly |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007523724A JP2007523724A (ja) | 2007-08-23 |
JP4664351B2 true JP4664351B2 (ja) | 2011-04-06 |
Family
ID=34890978
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007500935A Expired - Fee Related JP4664351B2 (ja) | 2004-02-27 | 2005-02-23 | 中心軸位置が合わされた棒を有する柄接合用ねじ組立体 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7819902B2 (ja) |
EP (1) | EP1737364B1 (ja) |
JP (1) | JP4664351B2 (ja) |
AT (1) | ATE489045T1 (ja) |
DE (1) | DE602005024944D1 (ja) |
WO (1) | WO2005086650A2 (ja) |
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Also Published As
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WO2005086650A2 (en) | 2005-09-22 |
US7819902B2 (en) | 2010-10-26 |
WO2005086650A3 (en) | 2006-12-07 |
EP1737364B1 (en) | 2010-11-24 |
EP1737364A2 (en) | 2007-01-03 |
JP2007523724A (ja) | 2007-08-23 |
US20050192572A1 (en) | 2005-09-01 |
DE602005024944D1 (ja) | 2011-01-05 |
ATE489045T1 (de) | 2010-12-15 |
EP1737364A4 (en) | 2008-05-21 |
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